Students use a hydrolab sonde to check water quality.
Joel Hoffman (EPA) and educators admire walleyes caught in the bottom trawl.
Sunset from the deck of the Lake Guardian.
Joel Hoffman (second row, third from right) poses with his research team of educators.
Preparing to deploy rosette sampler, gear used in collecting multiple water samples at deep depths.
Educators working up samples with Dr. Jude on Lake Huron in 2013.
Educators learn about watersheds by kayak while practicing aquatic stewardship service, removing invasive European Frogbit.
A dragonfly catches a ride on the R/V Lake Guardian on Lake Superior.
Educators and researchers gather data in the Great Lakes
Lake Guardian, carrying researchers and educators into the Great Lakes.
Educators and researchers on Lake Ontario, 2013.
Educators and students learn about Great Lakes ecosystems
Educators experience a survival suit, designed for keeping someone alive in cold water.
Filtering bottom-living organisms found in the sediment samples collected by PONAR bottom sampler
In the lab, sorting Mysis and other small zooplankton from sampled from Lake Huron
Sunset, from the deck of the Lake Guardian.
Erie, Pa. students stencil storm drain message.
Educators aboard the Lake Guardian
Data crunching or curriculum building is always better with a view of the lake.
Teachers exploring threatened Lake Sturgeon and their habitats alongside fisheries researchers from Michigan State University
Educators and researchers help deploy the sondes used to gather water quality data from the Great Lakes.
Day 1 of 2015 Michigan Summer Institute, Lake St. Clair Metropark
Educators and researchers collaborate on the Lake Guardian.
Sorting and identifying Mysis and other small zooplankton from Lake Huron samples
Educators identify macroinvertebrates and other aquatic organisms gathered from the Lake Guardian.